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Search: id:A115547
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A115547 Numbers n such that the concatenation of 7*n with n gives a square. +0
1
11909262759924385633270321361058601134215500945179584121, 21172022684310018903591682419659735349716446124763705104, 33081285444234404536862003780718336483931947069943289225, 47637051039697542533081285444234404536862003780718336484 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Cf. A102567, A106497, A115527 - A115556.

Sequence in context: A095502 A115453 A095504 this_sequence A115548 A095506 A095508

Adjacent sequences: A115544 A115545 A115546 this_sequence A115548 A115549 A115550

KEYWORD

nonn,base,bref

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Jan 25 2006

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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